Highly qualified systems administrator offering over 10 years of experience working with UNIX operating systems such as Sun Solaris, IBM AIX, LINUX and Windows Servers, contributing innovative methodologies and alternatives to the growth of the company, having excellent client relation skills and the drive to complete tasks effectively and efficiently. Expertise includes:

• Installation, upgradation, migration and troubleshooting
• Applying patches and fixes
• Managing file systems (JFS, UFS, VxFS)
• Storage, Disk Management (LVM, VxVM)
• Configuring RAID
• Backup and Recovery using Legato Networker
• 24*7 On Call support
• Certified AIX 4.3 System Administrator
• Scripting in Perl, korn shell, C shell and Bourne shell
• VMware virtualization tools
• Network Troubleshooting
• Network environment using NFS, NIS and DNS
• Performance and tuning
• Setup and Install Disk Storage Arrays A1000 and DiskSuite
• Training & Development
• Storage Allocation on Symmetrix and Clariion Arrays

Languages, hardware and systems 

Operating Systems: Solaris 8/9/10, Red Hat Linux ES4, AIX 4.3/5.0/5.1, Veritas Cluster Server 5.0/4.1, VxVM  5.0/4.1/3.5, Solaris Volume Manager, Windows 2003/2000/NT.
Hardware: SUN Servers (E10K, T5240, M4000/M3000, E3500/4500/6500, E3000, E450, E420R,  E280R/220, E250, 6800, V245/V240, V440, V490/480, V890/880, Netra t1 105, V100, Ultra 1, Ultra 2, Ultra 10), IBM (H50, H70, F40, F50), EMC (CX3-80, CX 700/600, DMX3 2000/8830), Hitachi HDS lightening 9980V, Cisco MDS 9509/9513 and Brocade 2800 switches
Backup Tools: Legato Networker 7.3, Veritas NetBackup 4.5
Databases: Oracle 10g/9i/8
Languages: Perl, CGI, C++, C, Java, PL/SQL, COBOL
Scripting Tools: ksh, bash, bsh, csh, awk, Expect
Web Authoring: HTML4.0, Netscape Enterprise Server 3.0, Apache 1.3
Front End Tools: Redwood Explorer 6.0
CM Tools: ClearCase 5.0, MultiSite 5.0, PVCS
SRM Tools: Performance Manager, Storage Scope, Navisphere Event Monitor and Navisphere Analyzer
Management Tools: Numera Footprints 6.0, EMC Control Center, EMC Navisphere Manager, Connectrix  Manager, MDS Fabric Manager
Virtualization Tools: VMware Virtual Infrastructure 3.0, ESX 3.0, VMware Server / GSX Server, Virtual Center

Professional EXPERIENCE

Confidential overland park, ks
System administrator July 2008 - present

• Involved in two major projects – SAN Migration project and OS Currency project
• SAN Migration project involved migration of SUN servers from the old storage arrays (HDS lightening 9980V, Symmetrix 8830, Clariion CX 700) to the new storage arrays (DMX 3, CX3-80). Main duties included investigating the servers to check what needs to be remediated, patching the Solaris OS, upgrading VxVM, replacing HBA cards, allocating storage on the new arrays, zoning in the switches, mirroring the disks in old storage to the new storage using VxVM, and removing the mirrors from the old storage
• OS Currency project involved patching the SUN servers, upgrading from Solaris 8/9 to Solaris 10 using Solaris Live Upgrade
• Installed Solaris 8/9/10 on new servers from WAN boot server and flar archives
• Patched SUN servers using UCE, TLP and SUN Recommended patch set
• Migrated domains on the E10K server to the new storage array
• Backup the servers using ufsdump and EMC Networker
• Setup WAN boot server and configure/install clients
• Created zones and Solaris 8 branded zones for migrating the applications from old SUN platforms
• Created ZFS file systems and tested ZFS boot in the lab environment
• Installed and upgraded VxVM 4.1, encapsulate / unencapsulate root disk, create/remove mirrors from the volumes, increasing volume size
• Upgraded VxVM 3.5 to 4.1 MP2, 5.0
• Configured and Installed Veritas DMP, Clariion ASLs, EMC NaviAgent, EMC MasterAgents on the servers
• Install and configure Solaris Volume Manager, encapsulate/unencapsulate root disk
• Written perl script to get the existing volumes and file systems and convert them to excel files
• Written perl script to get the existing configuration of the servers which will be used for analyzing what needs to be remediated on the server
• Upgraded Veritas Cluster Server from 4.1 to 5.0
• Responsible for the HBA to the Arrays connectivity, Configuring HBAs, Zoning in switches and allocating storage from SAN to servers
• Used storage scope to generate storage reports for the file systems and compare with the actual storage on the server

Environment: SUN Solaris 8/9/10, E10K, T5240, M4000/M3000, E3500/4500/6500, E3000, E450, E420R, E280R/ 220, E250, 6800, V245/V240, V440, V490/480, V890/880, Netra t1 105, V100, Ultra 1, Ultra 2, Ultra 10, SUN TLP, SUN UCE, EMC Symmetrix DMX3/2000, 8830, EMC Control Center, EMC Clariion CX3-80, CX 700/600, EMC Navisphere, EMC Storage Scope, EMC Navisphere Analyzer, Hitachi HDS lightening 9980V, Legato Networker 7.3, SUN StorageTek 3500, Oracle 9i/10g RAC/Grid, perl, korn shell, NFS, DNS

Confidential Cerritos, CA
system Administrator May 2004 – May 2008

• Provided server administration, application administration and automation solutions to support business objectives in IT infrastructure environment
• Installed Solaris 9/10 on SUN SPARC Servers and Red Hat Linux on Dell Servers
• Configured NFS, NIS, FTP servers and clients
• Written scripts in korn shell to automate the backups on the Unix servers. Also, written perl script to monitor disk usage, CPU utilization and Application status. This script will send an email to the administrator whenever the resources have exceeded the set limits in the script
• Install Legato Networker and setup different backup procedures for backing up different machines
• Main duties included – Security, user and group administration, performance and tuning, Backup and restore, networking services, and resource monitoring
• Analyzing and resolving issues, handling escalations, performing root cause analysis for all the technical problems
• Documented all technical procedures according to the ITIL standards
• Knowledge of ITIL Service Support modules like Service Desk, Incident Management, Change Management, Problem Management
• Designed and implemented a test environment for the developers using VMware virtual Infrastructure 3.0 consisting of 3 ESX Servers running 15 virtual machines
• Administered all the ESX hosts using Virtual Center
• Created suitable templates for virtual machines
• Implemented VMware DRS and VMware HA

Environment: SUN Solaris 8/9, sun fire v440 and v490 servers, Dell 2950/2850, RHEL 4, Windows 2003/2000, Legato Networker 7.3, ADIC Scalar 2000, Apache 1.3, Samba 3.0, Oracle 9i/10g, perl, korn shell, NFS, DNS, VMware VI 3.0, Virtual Center 3.0, VMware ESX / GSX, DRS and VMware HA

ConfidentialMilwaukee, Wisconsin
system administrator Jan 2003 - Mar 2004

• Responsible for maintaining the SUN SPARC Servers running Solaris 8 and Intel Pentium servers running Red Hat Linux and Windows NT 4.0
• Main duties included – User Administration, Backup and Recovery, Performance Tuning, and Hardware and Software installation
• Installed Solaris 8 and Red Hat Linux.
• Involved in consolidation of the SUN Ultra and Enterprise Server into the Sun Fire servers
• Involved in the installation of ClearCase and Multisite
• Installed and configured Samba 3.0 and Hummingbird NFS Maestro 8.0
• Played a lead role in migration of smaller Windows NT domains into a larger Windows 2000 domain
• Involved in the consolidation of smaller NIS domains into one NIS domain
• Install and Setup ClearCase registry, License servers and Multisite VOB replicas on to the remote servers
• Setup and Install Raid Manager 6.2 and DiskSuite 4.2 on A1000 Storage Arrays
• Installed Legato Networker and Veritas NetBackup client
• Assisted engineers with all things related to ClearCase, including installation, creation of views, branching strategies and general troubleshooting

Environment: Solaris 8/9/10, sun fire v880, v420R, v280R, E250, E450, Netra t1, Ultra 1, Ultra 2, Ultra 10, HP Proliant server, Red Hat Linux 8, Windows NT 4.0, Windows 2000, ClearCase 5.0, MultiSite 5.0, Samba 3.0, Hummingbird NFS Maestro 8.0, Legato Networker 6.0, Veritas NetBackup 4.5, Veritas Volume Manager 3.2, Solstice DiskSuite, Perl, Apache 1.3, Netscape Enterprise Server 3.0

ConfidentialArlington, Virginia
system administratorApr 2000 - Jan 2003

• Responsible for maintaining the SUN SPARC Enterprise 450 and 250 servers. Main duties include – User Administration, Backup and Recovery, Print Management, and Performance and Tuning
• Installed Solaris 8 and also involved in the installation of Oracle 8i database
• Involved in the design and development of the departmental intranet site. This site contains a number of scripts written in perl, CGI and ksh. These scripts are used to run the daily procedures by the Business Analysts and also used to generate reports on the web
• Developed an application tool using SQL*Loader, perl and ksh to convert the Unix flat files into oracle tables. These flat files were gathered from different DCAS servers at regular intervals using ftp and they are converted into oracle records and are stored in the Database tables
• Developed scripts in ksh, which will take care of the weekly and monthly backup of the servers
• Developed an error handling system, using perl which will display the error messages from different servers on to the web page. Also developed scripts in perl that will email the system administrator when the paging space is full or any of the file systems is full

Environment: Solaris 8, Oracle 8i, DiskSuite 4.2, Perl, CGI, Legato Networker 6.0, SQL*Loader, Apache 1.3

ConfidentialRTP, North Carolina
system administratorSep 1999 - Mar 2000

• Responsible for maintaining the IBM RS/6000 servers. Main duties include – User Administration, Backup and Recovery, Performance and Tuning, and Hardware and Software installation
• Involved in upgrading the operating system on some of the servers and also installed latest AIX operating system on the new servers
• Developed scripts using perl and ksh to take the weekly and monthly backups of all the servers
• Developed scripts to monitor the performance of the servers using the commands like vmstat, iostat and filemon to provide the detailed statistics of the CPU, memory and I/O usage of the servers

Environment: AIX 4.3, IBM F50, H50, H70, F40 and 43P servers, perl, DB2

ConfidentialIrving, Texas
system administratorApr 1998 – Aug 1999

• Responsible for maintaining the IBM RS/6000 servers for a standardization and development environment. Main duties included – Installing, Configuring and administering those servers, backups, disaster recovery procedure development, user account administration, capacity planning and performance tuning
• Installed AIX 4.0 on the new servers and also involved in the installation of oracle database
• Designed and developed a program to monitor critical servers for maximum system and service availability. This program alerts the system administrators through email whenever a system or service becomes unavailable. This program was developed using perl, ksh and awk

Environment: AIX 4.0, Oracle 7, IBM F50 and H50 servers, perl, ksh, SQL*PLUS, Forms 4.5, Reports 2.5, Pro*C

EDUCATION 

Master of computer applications 

Bachelor of science (B.SC) in computer science

Professional Diploma in Software Development

Training in Legato Networker 7.3 Unix and Windows Administration